orange fleabane vs Erigeron aurantiacus

orange fleabane and Erigeron aurantiacus both are nouns.

Word	Noun	Adjective	Verb	Adverb
orange fleabane	Yes	No	No	No
Erigeron aurantiacus	Yes	No	No	No

As nouns, orange fleabane and Erigeron aurantiacus are synonyms defined as:

orange fleabane and Erigeron aurantiacus: mat-forming herb of Turkestan with nearly double orange-yellow flowers

Other synonyms of orange fleabane include orange daisy.

orange fleabane (noun)	Erigeron aurantiacus (noun)
mat-forming herb of Turkestan with nearly double orange-yellow flowers	mat-forming herb of Turkestan with nearly double orange-yellow flowers